package ooday02;
//人/超类
public class Person {
    String name;
    int age;
    String address;
  Person(String name,int age,String address){
      this.name=name;
      this.age=age;
      this.address=address;

  }

    void eat(){
        System.out.println(name+"正在吃饭...");
    }
    void sleep(){
        System.out.println(name+"正在睡觉...");
    }
    void sayHi(){
        System.out.println("大家好，我叫"+name+"，今年"+age+"岁了");
    }
}
